/Engine/Source/Runtime/Engine/Classes/Sound/SoundNodeDoppler.h
Computes doppler pitch shift
class USoundNodeDoppler : public [USoundNode](API\Runtime\Engine\Sound\USoundNode)
bool
bUseSmoothing
Whether or not to do a smooth interp to our doppler
float
DopplerIntensity
How much to scale the doppler shift (1.0 is normal).
float
SmoothingInterpSpeed
Speed at which to interp pitch scale